Dual tube assembly



FIG. 1 is a perspective view of a dual tube assembly showing our novel design;

FIG. 2 is a front elevational view;

FIG. 3 is a side elevational view, the opposite side elevational view being, a mirror image thereof, the only difference being in the threading;

FIG. 4 is a top plan view of FIG. 2;

FIG. 5 is a bottom plan view of FIG. 3, FIGS. 1-5 illustrating the dual tube assembly of the invention with the bottoms open for filling;

FIG. 6 is an elevational view similar to FIG. 3 showing the bottoms of the tubes closed;

FIG. 7 is a view similar to FIG. 2 showing the bottoms of the tubes closed;

FIG. 8 is a top plan view of FIG. 6;

FIG. 9 is a bottom plan view of FIG. 7, FIGS. 6-9 illustrating the dual tube assembly of FIGS. 1-5 filled and with the tube bottoms closed;

FIG. 10 is a second embodiment of the design, shown in an exploded side view position, the sole difference in this embodiment being the horizontal ribs in the interior of the tube;

FIG. 11 is a view taken along the line 11--11 in FIG. 10;

FIG. 12 is a view taken along the line 12--12 in FIG. 10;

FIG. 13 is a top plan view of FIG. 10; and,

FIG. 14 is a bottom plan view of FIG. 10. 

The ornamental design for a dual tube assembly, as shown and described. 